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 ###Instrução: Qual é o mascote do Eastern Pekin com menos de 627 matriculados e uma AA para sua Classe IHSAA?
 ###Tabelas: CREATE TABLE current_membership (current_membership_id AUTO_INCREMENT PRIMARY KEY, School VARCHAR, Location VARCHAR, Mascot VARCHAR, Colors VARCHAR, Enrollment INT, IHSA Classes 2/3/4 VARCHAR, IHSA Music Class VARCHAR, IHSA Football Class VARCHAR, IHSA Cheerleading Class VARCHAR) CREATE TABLE fall_1999 (fall_1999_id AUTO_INCREMENT PRIMARY KEY, 7:00 am VARCHAR, 7:30 am VARCHAR, 8:00 am VARCHAR, 9:00 am VARCHAR, 10:00 am VARCHAR, 11:00 am VARCHAR, noon VARCHAR, 12:30 pm VARCHAR, 1:00 pm VARCHAR, 1:30 pm VARCHAR, 2:00 pm VARCHAR, 3:00 pm VARCHAR, 3:30 pm VARCHAR, 4:00 pm VARCHAR, 4:30 pm VARCHAR, 5:00 pm VARCHAR, 6:30 pm VARCHAR) CREATE TABLE lowest_team_totals_against (lowest_team_totals_against_id AUTO_INCREMENT PRIMARY KEY, Rank VARCHAR, Runs VARCHAR, Opponent VARCHAR, Venue VARCHAR, Season VARCHAR) CREATE TABLE cast_members (cast_members_id AUTO_INCREMENT PRIMARY KEY, Character VARCHAR, Portrayed by VARCHAR, Main cast seasons VARCHAR, Recurring cast seasons VARCHAR, # of episodes INT) CREATE TABLE  (_id AUTO_INCREMENT PRIMARY KEY, School VARCHAR, Location VARCHAR, Mascot VARCHAR, Enrollment INT, IHSAA Class VARCHAR, # / County VARCHAR)  
SELECT Mascot FROM  WHERE Enrollment < 627 AND IHSAA Class = aa AND School = eastern pekin